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3. Classification of elements and periodicity in properties — Chemistry STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceChemistry3. Classification of elements and periodicity in properties1 Mark
MCQ
When a neutral atom is converted into cation, there is
  • A
    Decrease in the atomic number
  • B
    An increase in the atomic number
  • ✓
    A decrease in size
  • D
    An increase in size
✓

Answer

Correct option: C.
A decrease in size
c
(c)During the conversion of neutral atom to cation size decreases because after removal one ${e^ - }$ or more $(i)$ Nuclear charge per electron increases.$(ii)$ Outermost shell is completely removed.

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